MLA

Kissinger, Henry, 1923-2023. Ca. Box 104, folder 5. 2005. https://collections.library.yale.edu/catalog/12479264.

APA, 6th edition

Kissinger, Henry, 1923-2023. (["Box 104, folder 5"])(2005)[Ca]. https://collections.library.yale.edu/catalog/12479264.